TY - BOOK AU - Hedin, Paul A., ed. TI - Biotechnology for crop protection T2 - ACS Symposium Series, 379 U1 - 578.085.23:632.9 M8 PY - 1988/// CY - Washington PB - American Chemical Society KW - Paul A.Hedin, Julius J.Menn and Robert M.Holling Worth. KW - Holling Worth, Robert M. ed. KW - Biotechnology,Crop protection ER -